Argyle Sudoku - Easy to Extreme - Volume 1 - 276 Puzzles
Heyawake Mixed Grids - Medium - Volume 9 - 276 Logic Puzzles
Killer Sudoku 9x9 - Medium - Volume 3 - 270 Puzzles
Heyawake Mixed Grids - Medium - Volume 3 - 276 Logic Puzzles
Anti-King Sudoku 12x12 - Easy to Extreme - Volume 3 - 276 Puzzles
Sudoku 15x15 - Easy to Extreme - Volume 22 - 276 Puzzles
Huge Hashi Mixed Grids Deluxe - Volume 2 - 255 Puzzles
Slitherlink Mixed Grids - Easy - Volume 2 - 276 Puzzles
Heyawake Mixed Grids Deluxe - Easy to Hard - Volume 6 - 474 Logic Puzzles
Star Sudoku - Medium - Volume 3 - 276 Logic Puzzles
Slitherlink Mixed Grids Deluxe - Easy to Hard - Volume 6 - 474 Puzzles
Futoshiki 9x9 - Hard - Volume 10 - 276 Puzzles
Wordoku 9x9 - Hard - Volume 8 - 276 Logic Puzzles
Heyawake Mixed Grids - Easy - Volume 8 - 276 Logic Puzzles
I Love You Dad Sudoku - 276 Logic Puzzles
Sudoku Mixed Grids - Hard - Volume 39 - 282 Puzzles
Killer Sudoku 10x10 Deluxe - Easy to Hard - Volume 12 - 459 Puzzles
Non-Consecutive Sudoku Deluxe - Easy to Extreme - Volume 7 - 468 Logic Puzzles
Daily Mega Sudoku 16x16 Puzzle Calendar 2015
Jigsaw Sudoku 10x10 Deluxe - Easy to Extreme - Volume 14 - 468 Puzzles
